Furniture riser



FIG. 1 is a top perspective view of the furniture riser;

FIG. 2 is a top view of the furniture riser of FIG. 1;

FIG. 3 is a side view of the furniture riser of FIG. 1; and,

FIG. 4 is a bottom view of the furniture riser of FIG. 1.

The broken lines show components of the furniture riser that form no part of the claimed design. 

CLAIM The ornamental design for a furniture riser, as shown and described. 